import java.lang.reflect.Constructor;

public class Main_01 {
    public static void main(String[] args) {
        Example_01 example = new Example_01("10","20","30");
        Class<?extends Example_01> exampleC = example.getClass();
        //获得所有的构造方法
        Constructor[] declaredConstructors = exampleC.getDeclaredConstructors();

    }
}
